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प्रश्न
Name two reagents used for acylation of benzene.
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उत्तर
The two reagents used for acylation of benzene are:
- CH3COCl (acetyl chloride) and anhydrous AlCl3
- (CH3CO)2O (acetic anhydride) and anhydrous AlCl3
APPEARS IN
संबंधित प्रश्न
Identify the main product of the reaction.
\[\begin{array}{cc}
\ce{CH3 - CH - CH3 ->[{60%}H2SO4][373 K]}\\
|\phantom{............}\\\ce{OH}\phantom{..........}
\end{array}\] _______.
Identify giving reason whether the following compound is aromatic or not.
Which of the following compounds will not undergo Friedal – crafts reaction easily ? (NEET)
Some meta-directing substituents in aromatic substitution are given. Which one is most deactivating?
An alkane is obtained by decarboxylation of sodium propionate. Same alkane can be prepared by ______.
Identify the compound 'Z' in the following reaction
\[\ce{C2H6O ->[Al2O3][623 K] X ->[O3] Y ->[Zn/H2O] (Z)}\]
2 – butyne on chlorination gives ______.
Give IUPAC name for the following compound.
Ethyl isopropyl acetylene
Write short notes on ortho, para directors in aromatic electrophilic substitution reactions.
How is propyne prepared from an alkylene dihalide ?
Write the chemical equations for combustion of propane.
Suggest the route for the preparation of the following from benzene.
3 – chloro nitrobenzene
How will you convert ethyl chloride into ethane?
Write the structure of the following alkanes.
5 – (1, 2 – Dimethyl propyl) – 2 – methylnonane
How will you prepare propane from a sodium salt of fatty acid?
How will distinguish 1 – butyne and 2 – butyne?
When acetylene is passed through red hot iron tube at 873 K, ____________ is/are obtained as product/s.
A compound with molecular formula C4H4O has all the four carbon atom and the oxygen atom in the ring. It also has two carbon-carbon double bonds. The compound is ____________.
Which among the following compounds has highest boiling point?
Direct bromination of benzene with excess reagent results in the formation of ____________.
Sodium benzoate on decarboxylation gives ____________.
Which of the following compounds is NOT obtained in thermal decomposition of propane in absence of air?
Read the following reaction and answer the questions given below.
\[\begin{array}{cc}
\phantom{..............................}\ce{CH3}\\
\phantom{...........................}|\\
\ce{CH3 - C = CH2 + HBr->[Benzoyl][peroxide] H3C - CH - CH2Br}\\
|\phantom{....................................}\\
\ce{CH3}\phantom{.................................}
\end{array}\]
- Write the IUPAC name of the product.
- State the rule that governs the formation of this product.
Read the following reaction and answer the questions given below.
\[\begin{array}{cc}
\phantom{..............................}\ce{CH3}\\
\phantom{...........................}|\\
\ce{CH3 - C = CH2 + HBr ->[benzoyl][peroxide]CH3 - CH - CH2Br}\\
|\phantom{....................................}\\
\ce{CH3}\phantom{.................................}\\
\end{array}\]
- Write the IUPAC name of the product.
- State the rule that governs the formation of this product.
Read the following reaction and answer the questions given below.
\[\begin{array}{cc}
\phantom{.............................}\ce{CH3}\\
\phantom{...........................}|\\
\ce{CH3 - C = CH2 + HBr ->[benzoyl][peroxide] CH3 - CH - CH2Br}\\
|\phantom{....................................}\\
\ce{CH3}\phantom{.................................}\\
\end{array}\]
- Write IUPAC name of the product.
- State the rule that governs formation of this product.
Read the following reaction and answer the questions given below.
\[\begin{array}{cc}
\phantom{...............................}\ce{CH3}\\
\phantom{............................}|\\
\ce{CH3 - C = CH2 + HBr ->[benzoyl][peroxide]CH3 - CH - CH2Br}\\
|\phantom{....................................}\\
\ce{CH3}\phantom{..................................}
\end{array}\]
- Write the IUPAC name of the product.
- State the rule that governs the formation of this product.
Which of the following statement is NOТ correct for aromatic compounds?
Identify 'A' in the following reaction.
\[\ce{\underset{}{A + Chloromethane} ->[anhydrous][AlCl3] \underset{\underset{}{}}{2-Chlorotoluene + 4-Chlorotoluene}}\]
